+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-29 22:17:10.386 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-29 22:17:10.666 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-29 22:17:10.670 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-29 22:17:10.672 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-29 22:17:10.674 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-29 22:17:10.677 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-29 22:17:10.679 1 INFO cinder.rpc [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-29 22:17:10.740 1 WARNING oslo_config.cfg [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-07-29 22:17:10.741 1 WARNING oslo_config.cfg [None req-2e079d1f-e837-44b3-b2f1-55696df276f4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-29 22:17:10.752 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-29 22:17:10.776 1 INFO cinder.backup.manager [None req-7298ce16-9d5f-483d-90a0-265b5209a628 - - - - - -] Cleaning up incomplete backup operations.
2026-07-29 22:17:10.835 1 INFO cinder.keymgr.migration [None req-9c744cc2-e96a-4151-b58f-8bfbe51194db - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.